TECHNICAL SERVICE BULLETIN: CUSTOMER ACTION: ECU LOGIC IMPROVEMENT FOR DTC P2B59F0 (CA2516) - This bulletin provides information to upgrade the Engine Control Unit (ECU) software on certain 2024–2025MY vehicles equipped with 2.5 GDI or 2.5 T-GDI Theta III engines listed in the table below. Affected vehicles may experience an illuminated malfunction indicator light (MIL) accompanied with DTC P2B59F0 which can set while driving. There are no drivability issues related to this DTC.
full bulletin at NHTSA ↗2024 Kia Sorento engine problems
moderate Owners of the 2024 Kia Sorento have filed 3 NHTSA complaints about the engine at roughly $3,100 to repair (U.S. federal records, as of July 2026). Source: NHTSA Office of Defects Investigation. See engine across all vehicles →
Complaints
3
Recalls
0
Avg fix
$3,100
| Model year | engine complaints |
|---|---|
| 2020 Sorento | 48 |
| 2022 Sorento | 20 |
| 2023 Sorento | 10 |
| 2024 Sorento (this page) | 3 |
| 2025 Sorento | 5 |
When does it fail?
Of the 3 engine complaints filed for the 2024 Kia Sorento, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Of the 18 model years of Kia Sorento we track for engine problems, this one has the fewest owner complaints on file (3).
Is there a fix? Manufacturer service bulletins
The manufacturer has issued service bulletins covering engine on this vehicle — documented repair instructions, service campaigns, or warranty extensions sent to dealers. A TSB isn't a recall (it's not a free safety remedy), but it's the manufacturer acknowledging the issue and how to fix it.
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: SAMPLE OWNER NOTIFICATION TO THE DEALERS (SC318) - This document is the owner notification (sample) mailed to the dealers advising that Kia is conducting a Voluntary Emissions Service Campaign to improve the emissions logic in the Electronic Control Module (ECM) on certain 2024 MY Sorento vehicles equipped with 2.5L Turbo Gas Direct Injection (T-GDI) engines to ensure compliance with emissions regulations.
full bulletin at NHTSA ↗TECHNICAL SERVICE BULLETIN: VOLUNTARY EMISSIONS SERVICE CAMPAIGN: ECM LOGIC UPDATE (SC318) - This bulletin provides the procedure to update the software logic of the Engine Control Module (ECM) system on certain 2024MY Sorento (MQ4a) vehicles equipped with 2.5L T-GDI Theta III engines produced from December 7, 2023 through February 26, 2024. The subject vehicles may have engine calibrations that were not optimized for emissions standards under certain specific conditions, which may cause the vehicle to release air pollution which exceed Federal and California standards. As a result, the subject vehicles may exhibit an illumination of the Malfunction Indicator Lamp (MIL) with DTC P060547.
full bulletin at NHTSA ↗VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PRINCIPAL MEMO (SC318) - This document is the announcement to the dealer principals advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2024 MY Kia Sorento vehicles equipped with 2.5L Turbo Gas Direct Injection (T-GDI) engines manufactured from December 7, 2023 to February 26, 2024 to improve the emissions logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations.
full bulletin at NHTSA ↗VOLUNTARY EMISSIONS SERVICE CAMPAIGN: DEALER PARTS AND SERVICE MANAGER MEMO (SC318) - This document is the announcement to the dealer Parts and Service managers advising that Kia is conducting a Voluntary Emissions Service Campaign on certain 2024 MY Kia Sorento vehicles equipped with 2.5L Turbo Gas Direct Injection (T-GDI) engines manufactured from December 7, 2023 to February 26, 2024 to update the emissions software logic in the Electronic Control Module (ECM) to ensure compliance with emissions regulations.
full bulletin at NHTSA ↗Source: NHTSA manufacturer communications. Bring the bulletin number to your dealer or shop.
What owners are reporting 2 most recent
The contact owns a 2024 Kia Sorento. The contact stated that during a routine oil change, the mechanic added an unknown oil additive to the vehicle. The contact stated that on several occasions while driving, the accelerator pedal was depressed, and the vehicle lost motive power and drove sluggishly. The vehicle was taken to a dealer for an oil change, and the mechanic observed metal shavings in…
Kia has failed to provide proper protection for their radiator on their Sorento and Telluride models. There are many many many reports online of these radiators sustaining damage which should not have occurred, and Kia refuses to cover any of these repairs under any type of warranty. In my example, my brand new 2024 Sorento with 1,300 miles overheated and dumped all of its coolant due to what…
Had engine trouble with your 2024 Kia Sorento?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2024 Kia Sorento?
It's a documented issue but not catastrophic. 3 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Based on the 3 complaints filed, engine issues most often appear around 27,209 miles. Some report problems earlier; some make it well past 150,000 with no symptoms. Maintenance habits matter — vehicles that received timely fluid services and were not regularly overworked tend to last longer.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2024/Kia/Sorento.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.